How big is the average penis? Let’s compare with household objects.

Size matters… at least for science.
There have already been numerous studies (both scientific and unscientific) on penis size British Journal of Urology International(opens in a new tab) (BJUI) published one of the most comprehensive analyzes to date. Using data from 17 previous papers covering a total of 15,521 men worldwide, researchers in the UK performed a meta-analysis of what they believed to be the average erect and flaccid penis size and girth.
Sorry folks, but your eggplant emoji isn’t entirely accurate. According to BJUI research, the The average flaccid penis is 3.61 inches long and 5.16 inches when erect. The circumference is 3.66 inches when flaccid and 4.59 inches when erect.
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Numbers aren’t the only findings emerging from the study. It also challenges some of the common stereotypes about penis size, such as whether race or foot size are determining factors in penis size.
The researchers did not find enough evidence in the 17 previous studies to draw a conclusion about the size difference between breeds. Two studies accounted for foot size and found that penis length was “significantly weakly correlated,” while the other study found no association between the two at all.
The stronger statistically significant correlations were between length and height when flaccid, stretched, or erect, found in four studies, although the correlations were not particularly strong.
Of course, there are some limitations that can affect penis size, including temperature, level of arousal, and sperm count.
However, since we are much more interested in what 3.61 and 5.16 inches actually look like, we compared the two average values with everyday household items.
Let’s set a baseline for penis size…
Blue Lego is the size of an average flaccid penis.
Red Lego is the size of an average erect penis.

The average flaccid penis is 3.61 inches. The average erect penis is 5.16 inches. This is what it looks like in Lego form.
Credit: Luke Leonard, Mashable
Now let’s move on to the 17 household items comparison…
1. A colored pencil

The average penis size compared to a crayon.
Credit: Luke Leonard, Mashable
2. A pair of batteries

Average penis size compared to batteries.
Credit: Luke Leonard, Mashable
3. A Nerf dart

Average penis size compared to Nerf darts.
Credit: Luke Leonard, Mashable
4. A “funny” sized Snickers bar

Average penis size compared to a candy bar. But not full size.
Credit: Luke Leonard, Mashable
5. A small cactus

Average penis size compared to a small cactus. (Don’t hold your penis near a cactus.)
Credit: Luke Leonard, Mashable
6. A ticket

Average penis size compared to a ticket.
Credit: Luke Leonard, Mashable
7. A pair of wine corks

Average penis size compared to not one but TWO wine corks.
Credit: Luke Leonard, Mashable
8. A shot glass

Average penis size compared to a shot glass (before you’ve had a shot, anyway).
Credit: Luke Leonard, Mashable
9. A Diet Coke can

Average penis size compared to a can of Diet Coke or a can of soda. Even if your penis is a La Croix type.
Credit: Luke Leonard, Mashable
10. Three batteries

The average flaccid penis has two batteries, but the average erect penis has about three batteries.
Credit: Luke Leonard, Mashable
11. Hand lotion

Average penis size compared to a lotion bottle but not like a giant lotion bottle.
Credit: Luke Leonard, Mashable
12. Three small Snickers bars with only the top bitten off

Average penis size compared to delicious, lightly eaten candy.
Credit: Luke Leonard, Mashable
13. (Almost) two sticks of chewing gum

Average penis size compared to chewing gum sticks. minty.
Credit: Luke Leonard, Mashable
14. Two toothpicks

Average penis size compared to toothpicks (in length, at least).
Credit: Luke Leonard, Mashable
15. Three wine corks

Average penis size compared to wine corks.
Credit: Luke Leonard, Mashable
16. A small TV remote control

Average penis size compared to a small TV remote control. Turn off.
Credit: Luke Leonard, Mashable
17. And of course a banana

Average penis size compared to a banana
Credit: Luke Leonard, Mashable
UPDATE: Jun 5, 2023 1:17pm AEST This article was originally published in 2015 and has since been updated in June 2023.